Road construction machine



FIG. 1 is a right side view of a road construction machine showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is an enlarged front view thereof;

FIG. 5 is an enlarged rear view thereof;

FIG. 6 is a top, right, rear perspective view thereof; and,

FIG. 7 is a top, left, front perspective view thereof.

The broken line showing of the chain link guards and vent covering is included for the purpose of illustrating portions of the road construction machine and forms no part of the claimed design. 

The ornamental design for a road construction machine, as shown and described. 